<template>
  <div class="login">
    <a-form ref="loginRef" :model="loginForm" :rules="loginRules" auto-label-width class="login-form">
      <h3 class="title">{{ systemName }}</h3>
      <a-form-item field="username" :label-col-style="{ paddingRight: '0px' }" hide-asterisk>
        <a-input v-model="loginForm.username" size="large" placeholder="账号" @keyup.enter="handleLogin">
          <template #prefix>
            <icon-user />
          </template>
        </a-input>
      </a-form-item>
      <a-form-item field="password" :label-col-style="{ paddingRight: '0px' }" hide-asterisk>
        <a-input-password v-model="loginForm.password" size="large" placeholder="密码" @keyup.enter="handleLogin">
          <template #prefix>
            <icon-lock />
          </template>
        </a-input-password>
      </a-form-item>
      <a-form-item field="code" v-if="captchaEnabled" :label-col-style="{ paddingRight: '0px' }" hide-asterisk>
        <a-input
          v-model="loginForm.code"
          size="large"
          placeholder="验证码"
          style="width: 66%"
          @keyup.enter="handleLogin">
          <template #prefix>
            <icon-safe />
          </template>
        </a-input>
        <div class="login-code">
          <img :src="codeUrl" @click="getCode" class="login-code-img" />
        </div>
      </a-form-item>
      <a-checkbox v-model="loginForm.rememberMe" style="margin: 0px 0px 25px 0px">记住密码</a-checkbox>
      <a-form-item style="width: 100%">
        <a-button :loading="loading" size="large" type="primary" style="width: 100%" @click="handleLogin">
          <span v-if="!loading">登 录</span>
          <span v-else>登 录 中...</span>
        </a-button>
      </a-form-item>
      <a-alert type="error" class="mb-20px">此登录仅开发环境可用, 若正式环境出现, 请联系开发人员</a-alert>
    </a-form>
    <loginOrgSelect v-model:open="open" :tempToken="tempToken" @intoSystem="intoSystem"></loginOrgSelect>
    <!--  底部  -->
    <!-- <div class="a-login-footer">
      <span>Copyright © 2018-2024 ruoyi.vip All Rights Reserved.</span>
    </div> -->
  </div>
</template>

<script setup>
import { getCodeImg } from '@/api/login'
import Cookies from 'js-cookie'
import { encrypt, decrypt } from '@/utils/jsencrypt'
import useUserStore from '@/store/modules/user'
import loginOrgSelect from './loginOrgSelect'

import settings from '@/settings'
const systemName = ref(settings.title)

const userStore = useUserStore()
const route = useRoute()
const router = useRouter()
const { proxy } = getCurrentInstance()
const loginRef = ref()
const open = ref(false)
const tempToken = ref('')

const loginForm = ref({
  username: '',
  password: '',
  rememberMe: false,
  code: '',
  uuid: ''
})

const loginRules = {
  username: [{ required: true, trigger: 'blur', message: '请输入您的账号' }],
  password: [{ required: true, trigger: 'blur', message: '请输入您的密码' }],
  code: [{ required: true, trigger: 'change', message: '请输入验证码' }]
}

const codeUrl = ref('')
const loading = ref(false)
// 验证码开关
const captchaEnabled = ref(true)
// 注册开关
const register = ref(false)
const redirect = ref(undefined)

watch(
  route,
  (newRoute) => {
    redirect.value = newRoute.query && newRoute.query.redirect
  },
  { immediate: true }
)

// 选择机构
function intoSystem(deptId) {
  console.log('进入系统', deptId)
  userStore.selectOrganization({ tempToken: tempToken.value, deptId: deptId }).then(() => {
    const query = route.query
    const otherQueryParams = Object.keys(query).reduce((acc, cur) => {
      if (cur !== 'redirect') {
        acc[cur] = query[cur]
      }
      return acc
    }, {})
    loading.value = false
    router.push({ path: '/', query: otherQueryParams })
  })
}

function handleLogin() {
  loginRef.value.validate((errors) => {
    if (!errors) {
      loading.value = true
      // 勾选了需要记住密码设置在 cookie 中设置记住用户名和密码
      if (loginForm.value.rememberMe) {
        Cookies.set('username', loginForm.value.username, { expires: 30 })
        Cookies.set('password', encrypt(loginForm.value.password), {
          expires: 30
        })
        Cookies.set('rememberMe', loginForm.value.rememberMe, { expires: 30 })
      } else {
        // 否则移除
        Cookies.remove('username')
        Cookies.remove('password')
        Cookies.remove('rememberMe')
      }
      // 调用action的登录方法
      userStore
        .login(loginForm.value)
        .then((res) => {
          console.log('登录成功')
          if (res?.tempToken) {
            // 多机构拦截一下
            open.value = true
            tempToken.value = res.tempToken
            return
          }
          const query = route.query
          const otherQueryParams = Object.keys(query).reduce((acc, cur) => {
            if (cur !== 'redirect') {
              acc[cur] = query[cur]
            }
            return acc
          }, {})
          loading.value = false
          router.push({ path: redirect.value || '/', query: otherQueryParams })
        })
        .catch(() => {
          loading.value = false
          // 重新获取验证码
          if (captchaEnabled.value) {
            getCode()
          }
        })
    }
  })
}

function getCode() {
  getCodeImg().then((res) => {
    captchaEnabled.value = res.captchaEnabled === undefined ? true : res.captchaEnabled
    if (captchaEnabled.value) {
      codeUrl.value = 'data:image/gif;base64,' + res.img
      loginForm.value.uuid = res.uuid
    }
  })
}

function getCookie() {
  const username = Cookies.get('username')
  const password = Cookies.get('password')
  const rememberMe = Cookies.get('rememberMe')
  loginForm.value = {
    username: username === undefined ? loginForm.value.username : username,
    password: password === undefined ? loginForm.value.password : decrypt(password),
    rememberMe: rememberMe === undefined ? false : Boolean(rememberMe)
  }
}

getCode()
getCookie()
</script>

<style lang="scss" scoped>
.login {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  background-image: url('../assets/images/login-background.jpg');
  background-size: cover;
}
.title {
  margin: 10px auto 40px auto;
  text-align: center;
  color: #707070;
}
.login-form {
  border-radius: 6px;
  background: #ffffff;
  width: 400px;
  padding: 25px 25px 5px 25px;
}
.login-code {
  width: 33%;
  height: 40px;
  float: right;
  img {
    cursor: pointer;
    vertical-align: middle;
  }
}
.a-login-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  font-family: Arial;
  font-size: 12px;
  letter-spacing: 1px;
}
.login-code-img {
  height: 40px;
  padding-left: 12px;
}
</style>
